Abstract: The invention relates to solid state forms of Cabazitaxel, and processes for preparation, via novel synthetic intermediates, thereof, and formulations comprising one or more of the solid state forms of Cabazitaxel. The present invention further provides pharmaceutical compositions comprising one or more of the solid state forms of Cabazitaxel, and a method of treating hormone-refractory prostate cancer.
Type:
Grant
Filed:
July 1, 2013
Date of Patent:
December 30, 2014
Assignee:
Plus Chemicals SA
Inventors:
Ondrej Simo, Pavel Vraspir, Tomas Holas, Alexandr Jegorov, Roman Gabriel
Abstract: The invention relates to solid state forms of Cabazitaxel, and processes for preparation, via novel synthetic intermediates, thereof, and formulations comprising one or more of the solid state forms of Cabazitaxel. The present invention further provides pharmaceutical compositions comprising one or more of the solid state forms of Cabazitaxel, and a method of treating hormone-refractory prostate cancer.
Type:
Application
Filed:
July 1, 2013
Publication date:
January 9, 2014
Applicant:
PLUS CHEMICALS SA
Inventors:
Ondrej SIMO, Pavel Vraspir, Tomas Holas, Alexandr Jegorov, Roman Gabriel
Abstract: The method of manufacturing of 7-ethyl-10-hydroxycamptothecin of formula I characterized in that 7-ethyl-1,2,6,7-tetrahydrocampotothecin of formula IV is oxidized with an oxidizing agent selected from the group comprising iodosobenzene, an ester of iodosobenzene, sodium periodate, potassium periodate, potassium peroxodisulfate and ammonium peroxodisulfate, in a solvent formed by a saturated aliphatic monocarboxylic add containing 1 to 3 carbon atoms, and in the presence of water.
Abstract: Compounds useful in the preparation of telavancin, for example, were prepared. These compounds include decylaminoethanal dialkyl acetals and N-protected decylaminoethanal dialkyl acetals, imidazolidine derivatives, and N-protected-decylaminoethanal.
Type:
Application
Filed:
July 8, 2010
Publication date:
January 13, 2011
Applicant:
Plus Chemicals SA
Inventors:
Ettore Bigatti, Deborah Bollini, Augusto Canavesi, Ondrej Simo
Abstract: The preparation of crystalline Erlotinib base form G2 is described. This crystalline form can be converted to an Erlotinib salt, such as Erlotinib HCl, which can be used in the treatment of patients with locally advanced or metastatic non-small cell lung cancer (NSCLC).
Type:
Application
Filed:
July 7, 2009
Publication date:
January 7, 2010
Applicant:
PLUS CHEMICALS SA
Inventors:
Ales GAVENDA, Pavel VRASPIR, Augusto CANAVESI, Judith ARONHIME, Ettore BIGATTI, Jiri FAUSTMANN, Alexandr JEGOROV, Peter W. STEPHENS, Giovanna LUX, Maurizio PAIOCCHI